864654490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{16189}}^1$

素因数の和:16319

約数の個数: 48

約数和(自身を含む): 1827203400

約数和(自身を除く): 962548910

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 109, 218, 245, 490, 545, 763, 1090, 1526, 3815, 5341, 7630, 10682, 16189, 26705, 32378, 53410, 80945, 113323, 161890, 226646, 566615, 793261, 1133230, 1586522, 1764601, 3529202, 3966305, 7932610, 8823005, 12352207, 17646010, 24704414, 61761035, 86465449, 123522070, 172930898, 432327245, 864654490]

約数ペア:

[(1, 864654490), (2, 432327245), (5, 172930898), (7, 123522070), (10, 86465449), (14, 61761035), (35, 24704414), (49, 17646010), (70, 12352207), (98, 8823005), (109, 7932610), (218, 3966305), (245, 3529202), (490, 1764601), (545, 1586522), (763, 1133230), (1090, 793261), (1526, 566615), (3815, 226646), (5341, 161890), (7630, 113323), (10682, 80945), (16189, 53410), (26705, 32378)]